JPH0646260B2 - 投映レンズ系、投映テレビジョン装置及びカラーテレビジョン装置 - Google Patents
投映レンズ系、投映テレビジョン装置及びカラーテレビジョン装置Info
- Publication number
- JPH0646260B2 JPH0646260B2 JP59153325A JP15332584A JPH0646260B2 JP H0646260 B2 JPH0646260 B2 JP H0646260B2 JP 59153325 A JP59153325 A JP 59153325A JP 15332584 A JP15332584 A JP 15332584A JP H0646260 B2 JPH0646260 B2 JP H0646260B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- lens system
- projection
- elements
- optical axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 16
- 239000011521 glass Substances 0.000 description 8
- 230000004075 alteration Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/10—Projectors with built-in or built-on screen
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08319940A GB2143963A (en) | 1983-07-25 | 1983-07-25 | Projection lens system |
| GB8319940 | 1983-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6043627A JPS6043627A (ja) | 1985-03-08 |
| JPH0646260B2 true JPH0646260B2 (ja) | 1994-06-15 |
Family
ID=10546227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59153325A Expired - Lifetime JPH0646260B2 (ja) | 1983-07-25 | 1984-07-25 | 投映レンズ系、投映テレビジョン装置及びカラーテレビジョン装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4595263A (de) |
| EP (1) | EP0135216B1 (de) |
| JP (1) | JPH0646260B2 (de) |
| AT (1) | ATE47234T1 (de) |
| CA (1) | CA1230248A (de) |
| DE (1) | DE3480124D1 (de) |
| GB (1) | GB2143963A (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2168501A (en) * | 1984-12-14 | 1986-06-18 | Philips Electronic Associated | Projection lens system |
| JPH0535388Y2 (de) * | 1985-07-29 | 1993-09-08 | ||
| JPS6271915A (ja) * | 1985-09-25 | 1987-04-02 | Hitachi Ltd | 投写形テレビ用光学系 |
| JPS62138811A (ja) * | 1985-12-11 | 1987-06-22 | Minolta Camera Co Ltd | ビデオプロジエクタ−用屈折型光学系 |
| US4682862A (en) * | 1986-01-17 | 1987-07-28 | U.S. Precision Lens Incorporated | Projection lens |
| US4776681A (en) * | 1986-01-17 | 1988-10-11 | U.S. Precision Lens, Incorporated | Projection lens |
| US4764806A (en) * | 1986-10-27 | 1988-08-16 | Tds Patent Management, Inc. | Aplanatic image combiner for use in projection television systems with reduced spherical and coma aberration |
| US4842394A (en) * | 1988-02-18 | 1989-06-27 | Tds Patent Management, Inc. | Simplified high speed corrected projection lens system for curved image surfaces |
| US5467154A (en) * | 1992-02-20 | 1995-11-14 | Kopin Corporation | Projection monitor |
| US5692820A (en) * | 1992-02-20 | 1997-12-02 | Kopin Corporation | Projection monitor |
| USRE38488E1 (en) * | 1994-01-28 | 2004-04-06 | Matsushita Electric Industrial Co., Ltd. | Optical system including a reflecting polarizer for a rear projection picture display apparatus |
| JP3278521B2 (ja) * | 1994-01-28 | 2002-04-30 | 松下電器産業株式会社 | 背面投写型画像表示装置 |
| BE1009596A6 (nl) * | 1995-09-12 | 1997-05-06 | Barco Nv | Beeldweergaveinrichting en werkwijze voor het weergeven van een beeld. |
| BE1009592A4 (nl) * | 1995-09-12 | 1997-05-06 | Barco Nv | Beeldweergaveinrichting en werkwijze voor het weergeven van een beeld. |
| JPH09325275A (ja) * | 1996-06-04 | 1997-12-16 | Canon Inc | 照明装置及びそれを用いた投影露光装置 |
| CN103901712B (zh) * | 2012-12-28 | 2016-12-28 | 台达电子工业股份有限公司 | 虚像显示系统 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2430150A (en) * | 1942-08-25 | 1947-11-04 | Taylor Taylor & Hobson Ltd | Optical objective |
| US4109995A (en) * | 1976-06-03 | 1978-08-29 | Opcon Associates Of Canada, Ltd. | Triplet with aspheric surfaces |
| US4163604A (en) * | 1977-12-23 | 1979-08-07 | U.S. Precision Lens, Inc. | Projection lens |
| GB2091898B (en) * | 1981-01-23 | 1984-07-18 | Hodges Marvin P | Aspheric projection lens system utilizing concave image |
| US4496223A (en) * | 1981-11-04 | 1985-01-29 | Polaroid Corporation | Compact afocal attachment for use with photographic objectives |
| US4448504A (en) * | 1981-11-18 | 1984-05-15 | Industrial Electronic Engineers, Inc. | Rear end projection system employing aspherical lenses |
-
1983
- 1983-07-25 GB GB08319940A patent/GB2143963A/en not_active Withdrawn
-
1984
- 1984-07-05 US US06/628,375 patent/US4595263A/en not_active Expired - Lifetime
- 1984-07-12 EP EP84201040A patent/EP0135216B1/de not_active Expired
- 1984-07-12 AT AT84201040T patent/ATE47234T1/de not_active IP Right Cessation
- 1984-07-12 DE DE8484201040T patent/DE3480124D1/de not_active Expired
- 1984-07-19 CA CA000459295A patent/CA1230248A/en not_active Expired
- 1984-07-25 JP JP59153325A patent/JPH0646260B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ATE47234T1 (de) | 1989-10-15 |
| CA1230248A (en) | 1987-12-15 |
| GB8319940D0 (en) | 1983-08-24 |
| US4595263A (en) | 1986-06-17 |
| JPS6043627A (ja) | 1985-03-08 |
| EP0135216B1 (de) | 1989-10-11 |
| DE3480124D1 (en) | 1989-11-16 |
| GB2143963A (en) | 1985-02-20 |
| EP0135216A1 (de) | 1985-03-27 |
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